Re: [Qemu-devel] [PATCH] tcg/s390: fix ld/st with CONFIG_TCG_PASS_AREG0

2012-09-10 Thread Alexander Graf
On 08.09.2012, at 15:45, Aurelien Jarno wrote: > The load/store slow path has been broken in e141ab52d: > - We need to move 4 registers for store functions and 3 registers for > load functions and not the reverse. > - According to the s390x calling convention the arguments of a function > shoul

[Qemu-devel] [PATCH] tcg/s390: fix ld/st with CONFIG_TCG_PASS_AREG0

2012-09-08 Thread Aurelien Jarno
The load/store slow path has been broken in e141ab52d: - We need to move 4 registers for store functions and 3 registers for load functions and not the reverse. - According to the s390x calling convention the arguments of a function should be zero extended. This means that the register shift sh